Wagner Tuning Audi S4 B9 300CPSI EU6 Downpipe Kit- 500001031
Downpipe Kit with 300CPSI Racing catalyst for Audi S4 B9 / S5 F5 3,0TFSI
- made out of high quality stainless steel 1.4301 (SS304)
- complete 2x Ø3 and adapter for stock exhaust
- CAD designed and flow optimised
- 300CPSI with EU6 coating Racing Metal Catalytic Converter
- 100% perfect fit, replace OEM
- less thermal load on the turbocharger
- more power by reducing back pressure
- significantly more torque
- optionally also available with Ø76mm (3 inch) middle silencer-replacement pipes (sporty, dull sound)
Error display in the DME possible. Tuning Recommended